CN109018378A - Oily electricity mixed power supply system and its power generation control and method, unmanned plane - Google Patents
Oily electricity mixed power supply system and its power generation control and method, unmanned plane Download PDFInfo
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- CN109018378A CN109018378A CN201810970694.XA CN201810970694A CN109018378A CN 109018378 A CN109018378 A CN 109018378A CN 201810970694 A CN201810970694 A CN 201810970694A CN 109018378 A CN109018378 A CN 109018378A
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- 238000010248 power generation Methods 0.000 title claims abstract description 24
- 238000000034 method Methods 0.000 title claims abstract description 18
- 230000005611 electricity Effects 0.000 title claims abstract description 17
- 238000005070 sampling Methods 0.000 claims abstract description 32
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 230000008859 change Effects 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 5
- 239000003921 oil Substances 0.000 description 56
- 238000010586 diagram Methods 0.000 description 9
- 230000008901 benefit Effects 0.000 description 4
- 239000000295 fuel oil Substances 0.000 description 4
- 239000000446 fuel Substances 0.000 description 3
- 239000002828 fuel tank Substances 0.000 description 2
- 239000003502 gasoline Substances 0.000 description 2
- 239000010687 lubricating oil Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 241001269238 Data Species 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000010485 coping Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000009415 formwork Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D27/00—Arrangement or mounting of power plant in aircraft; Aircraft characterised thereby
- B64D27/02—Aircraft characterised by the type or position of power plant
-
- B64D27/026—
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D27/00—Arrangement or mounting of power plant in aircraft; Aircraft characterised thereby
- B64D27/02—Aircraft characterised by the type or position of power plant
- B64D27/24—Aircraft characterised by the type or position of power plant using steam, electricity, or spring force
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U50/00—Propulsion; Power supply
- B64U50/30—Supply or distribution of electrical power
- B64U50/34—In-flight charging
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/60—Efficient propulsion technologies, e.g. for aircraft
Abstract
The invention discloses oily electric mixed power supply system and its power generation control and methods, unmanned plane, the power generation control includes: sample circuit, DC signal for ac signal and rectification circuit output end to rectification circuit input end samples, and obtains ac sampling signal and direct current sampled signal；Position sensor, for obtaining the rotor-position of motor according to ac sampling signal；Mode controller, for obtaining the operating mode of the electric mixed power supply system of the oil according to direct current sampled signal；Master controller, for generating control signal according to ac sampling signal, direct current sampled signal, rotor-position and operating mode；Driving circuit, for obtaining the driving signal of rectification circuit according to control signal.Oil electricity mixed power supply system and its power generation control disclosed by the invention and method, unmanned plane, solve the negative effect of unmanned plane load sudden change bring, increase the Stability and dependability of oily electric mixed power supply system.
Description
Technical field
The present invention relates to hybrid power supply technical fields, and in particular to a kind of electric mixed power supply system of oil and its Generation Control dress
It sets and method, unmanned plane.
Background technique
Unmanned plane is not necessarily to onboard pilot because it has, manipulates the advantages such as simple and convenient, low in cost, is widely used in
It takes photo by plane, plant protection, express transportation, disaster relief, mapping, news report, electric inspection process, the various fields such as movies-making.According to confession
The difference of electric mode, unmanned plane can be divided into the unmanned plane of storage battery power supply, the unmanned plane of fuel oil power supply and the electric hybrid power supply of oil
Unmanned plane.Unmanned plane cruise duration of storage battery power supply is short, loading capacity is small, and the unmanned plane manipulation of fuel oil power supply is complicated, stablizes
Property is poor, is difficult to adapt to technical grade unmanned plane demand.Oily dynamic load is great, continues a journey because it has for the unmanned plane of oily electricity hybrid power supply
By force, the strong double dominant of electronic easy manipulation, stability receives the height favor of domestic and international unmanned plane manufacturer.
Fig. 1 is the structural schematic diagram applied to the electric mixed power supply system of oil in unmanned plane, oil electric hybrid power supply system
System includes engine 11, motor 12, rectification circuit 13, battery 14 and power generation control 15.Wherein, the engine 11
For driving the motor 12 to operate；The motor 12 exports three-phase alternating current for converting mechanical energy into electric energy；It is described whole
Current circuit 13 is used to the three-phase alternating current being converted to direct current, and charges to the battery 14；The battery
14 for cooperateing with energy supply；The power generation control 15 controls the rectification circuit 13 and works for generating driving signal.
However, the power generation control 15 mostly uses the passive rectification scheme of inefficiency, when by high wind interfere or into
Row significantly climbs, acceleration and deceleration when, power acute variation needed for unmanned plane even exceeds oil electric mixed power supply system institute energy
The maximum power of offer causes the electric mixed power supply system of the oil the problem of can not coping with unmanned plane load sudden change occur.
Summary of the invention
To be solved by this invention is the problem of electric mixed power supply system of existing oil can not cope with unmanned plane load sudden change.
The present invention is achieved through the following technical solutions:
A kind of electric mixed power supply system of oil and its power generation control, the electric mixed power supply system of oil include engine,
Motor, rectification circuit and battery, the power generation control include:
Sample circuit, for the rectification circuit input end ac signal and the rectification circuit output end it is straight
Galvanic electricity signal is sampled, and ac sampling signal and direct current sampled signal are obtained；
Position sensor, for obtaining the rotor-position of the motor according to the ac sampling signal；
Mode controller, for obtaining the Working mould of the electric mixed power supply system of the oil according to the direct current sampled signal
Formula, the operating mode are constant voltage mode, constant current mode or constant power mode；
Master controller, for according to the ac sampling signal, the direct current sampled signal, the rotor-position and institute
It states operating mode and generates control signal；
Driving circuit, for obtaining the driving signal of the rectification circuit according to the control signal.
Optionally, the direct current sampled signal includes direct current sampled voltage and direct current sample rate current, the mode controller
Include:
Output power obtains module, described whole for being obtained according to the direct current sampled voltage and the direct current sample rate current
The output power of current circuit；
First judgment module, for judging whether the output power is less than the specified function of the electric mixed power supply system of the oil
Rate；
Constant voltage mode determining module, for determining the Working mould when the output power is less than the rated power
Formula is the constant voltage mode；
Second judgment module, for judging the direct current output when the output power is not less than the rated power
Whether electric current is less than the rated current of the electric mixed power supply system of the oil；
Constant power mode determining module, described in determining when the average anode current is less than the rated current
Operating mode is the constant power mode；
Constant current mode determining module, described in determining when the average anode current is not less than the rated current
Operating mode is the constant current mode.
Optionally, the position sensor is Speedless sensor.
Optionally, the master controller is central processing unit or digital signal processor.
Based on same inventive concept, the present invention also provides a kind of electricity-generating control method of the electric mixed power supply system of oil, institutes
Stating oily electric mixed power supply system includes engine, motor, rectification circuit and battery, and the electricity-generating control method includes:
The DC signal of ac signal and the rectification circuit output end to the rectification circuit input end carries out
Sampling obtains ac sampling signal and direct current sampled signal；
The rotor-position of the motor is obtained according to the ac sampling signal；
The operating mode of the electric mixed power supply system of the oil is obtained according to the direct current sampled signal, the operating mode is
Constant voltage mode, constant current mode or constant power mode；
It is produced according to the ac sampling signal, the direct current sampled signal, the rotor-position and the operating mode
Raw control signal；
The driving signal of the rectification circuit is obtained according to the control signal.
Optionally, the direct current sampled signal includes direct current sampled voltage and direct current sample rate current, described according to described straight
The operating mode that stream sampled signal obtains the electric mixed power supply system of oil includes:
The output power of the rectification circuit is obtained according to the direct current sampled voltage and the direct current sample rate current；
Judge whether the output power is less than the rated power of the electric mixed power supply system of the oil；
If the output power is less than the rated power, it is determined that the operating mode is the constant voltage mode, otherwise
Judge whether the average anode current is less than the rated current of the electric mixed power supply system of the oil；
If the average anode current is less than the rated current, it is determined that the operating mode is the invariable power mould
Otherwise formula determines that the operating mode is the constant current mode.
Based on same inventive concept, the present invention also provides a kind of electric mixed power supply system of oil, including engine, motor,
Rectification circuit, battery and above-mentioned power generation control；
The engine is for driving the motor to operate；
The motor generates the ac signal for converting mechanical energy into electric energy；
The rectification circuit is used to the ac signal being converted to the DC signal, and to the battery into
Row charging；
The power generation control controls the rectification circuit work for generating the driving signal.
Optionally, the rectification circuit includes three IGBT groups, and the input terminal of each IGBT group is correspondingly connected with the motor
A wherein phase in stator three-phase, the first output end of each IGBT group connect the anode of the battery, each IGBT group
Second output terminal connects the cathode of the battery, and the control terminal of each IGBT group is corresponding to receive a driving signal；
The IGBT group includes the first IGBT, the 2nd IGBT and phase inverter, and the collector of the first IGBT is as institute
The first output end of IGBT group is stated, the emitter of the first IGBT connects the collector of the 2nd IGBT and as described
The input terminal of IGBT group, the grid of the first IGBT connect the output end of the phase inverter, and the input terminal of the phase inverter connects
The grid of the 2nd IGBT and the control terminal as the IGBT group are connect, the emitter of the 2nd IGBT is as the IGBT
The second output terminal of group.
Optionally, the motor is permanent magnet synchronous motor.
Based on same inventive concept, the present invention also provides a kind of unmanned planes, including the electric mixed power supply system of above-mentioned oil.
Compared with prior art, the present invention having the following advantages and benefits:
Oil electricity mixed power supply system and its power generation control provided by the invention and method, by being exported to rectification circuit
The DC signal at end carries out sampling and obtains direct current sampled signal, and determines the oil electricity mixing according to the direct current sampled signal
The operating mode of power supply system.When the power needed for unmanned plane changes, the DC signal of the rectification circuit output end
Corresponding change is carried out, the direct current sampled signal follows the DC signal to change, thus according to the direct current sampled signal
Difference, can control the electric mixed power supply system work of the oil in different modes, function needed for adapting to the unmanned plane
Rate variation increases the steady of the electric mixed power supply system of the oil to solve the negative effect of unmanned plane load sudden change bring
Qualitative and reliability.In an optional way of the embodiment of the present invention, made using the full-controlled rectifier bridge based on high-power IGBT
For the rectification circuit, the current harmonics of rectification circuit exchange side is considerably reduced, the rectification circuit is improved
Power factor, rectification efficiency are increased to 96 or more percent.
Detailed description of the invention
Attached drawing described herein is used to provide to further understand the embodiment of the present invention, constitutes one of the application
Point, do not constitute the restriction to the embodiment of the present invention.In the accompanying drawings:
Fig. 1 is the structural schematic diagram of the electric mixed power supply system of existing oil；
Fig. 2 is the structural schematic diagram of the electric mixed power supply system of oil of the embodiment of the present invention；
Fig. 3 is the circuit diagram of the rectification circuit of the embodiment of the present invention；
Fig. 4 is the structural schematic diagram of the position sensor of the embodiment of the present invention；
Fig. 5 is the control model schematic diagram of the main controller of the embodiment of the present invention；
Fig. 6 is the DC voltage schematic diagram of the rectification circuit output of the embodiment of the present invention；
Fig. 7 is the flow chart of the electricity-generating control method of the embodiment of the present invention；
Fig. 8 is the flow chart of the operating mode of the electric mixed power supply system of acquisition oil of the embodiment of the present invention.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, below with reference to embodiment and attached drawing, to this
Invention is described in further detail, and exemplary embodiment of the invention and its explanation for explaining only the invention, are not made
For limitation of the invention.
Embodiment 1
The present embodiment provides a kind of electric mixed power supply system of oil, Fig. 2 is the structural representation of the electric mixed power supply system of the oil
Figure, the electric mixed power supply system of oil include engine 11, motor 12, rectification circuit 13, battery 14 and Generation Control dress
Set 15.
Specifically, the engine 11 is for driving the motor 12 to operate.It can configure fuel tank on the engine 11,
Or it is connected with external fuel tank.The type of the engine 11 can be to be a variety of, and gasoline, heavy oil, gasoline and profit can be selected in fuel
The fuel engines of the mixture of lubricating oil, the mixture of heavy oil and lubricating oil or other similar fuel.The motor 12 is used for will
Mechanical energy is converted to electric energy, generates ac signal.The motor 12 can be efficient permanent magnet synchronous motor, and the permanent magnetism is same
The working speed and torque characteristics for walking motor match with the engine 11.The rectification circuit 13 is used for the alternating current
Signal is converted to the DC signal, and charges to the battery 14.Further, the rectification circuit 13 can be
Three-phase full-bridge controlled rectifier based on MOSFET.To reduce the current harmonics that the rectification circuit 13 exchanges side, improve
The power factor of the rectification circuit 13, the present embodiment provides a kind of three-phase full-bridge controlled rectifiers based on IGBT.
Fig. 3 is the circuit diagram of the rectification circuit 13, and the rectification circuit 13 includes three insulated gate bipolar transistors
(IGBT, Insulated Gate Bipolar Transistor) group.First IGBT group includes the first IGBT Q11, second
IGBT Q12 and phase inverter A1, second IGBT group include the first IGBT Q21, the 2nd IGBT Q22 and phase inverter A2, the
Three IGBT groups include the first IGBT Q31, the 2nd IGBT Q32 and phase inverter A3.The input terminal of each IGBT group is corresponding to be connected
The wherein phase in the 12 stator three-phase of motor is connect, the first output end of each IGBT group is connecting the battery 14 just
Pole, the second output terminal of each IGBT group connect the cathode of the battery 14, and the control terminal of each IGBT group is corresponding to receive one
A driving signal.Since the structure of each IGBT group is identical, illustrate the IGBT group by taking first IGBT group as an example below
Particular circuit configurations.
First output end of the collector of the first IGBT Q11 as first IGBT group, the first IGBT Q11
Emitter connect the collector of the 2nd IGBT Q12 and the input terminal as first IGBT group, the first IGBT
The grid of Q11 connects the output end of the phase inverter A1, and the input terminal of the phase inverter A1 connects the 2nd IGBT Q12's
Grid and control terminal as first IGBT group, the emitter of the 2nd IGBT Q12 as first IGBT group second
Output end.
The present embodiment uses the three-phase full-bridge controlled rectifier based on IGBT as the rectification circuit 13, can be very big
Ground reduces the current harmonics that the rectification circuit 13 exchanges side, improves the power factor of the rectification circuit 13.Also, it is each
Driving signal two concatenated IGBT complementary by phase inverter input, is equivalent to a driving signal and drives two in IGBT group
IGBT reduces the complexity of control.
With continued reference to Fig. 2, the power generation control 15 controls the rectification circuit 13 for generating the driving signal
Work.Specifically, the power generation control 15 includes sample circuit 21, position sensor 22, mode controller 23, main control
Device 24 and driving circuit 25.
Specifically, the sample circuit 21 is used for ac signal and the rectification to 13 input terminal of rectification circuit
The DC signal of 13 output end of circuit is sampled, and ac sampling signal and direct current sampled signal are obtained.The exchange telecommunications
It number is the input signal of the rectification circuit 13, i.e., the output signal of the described motor 12 samples the ac signal
The ac sampling signal of acquisition includes AC sampling voltage and AC sampling electric current；The DC signal is the rectification circuit
13 output signal, i.e., the input signal of the described battery 4 carry out the direct current sampling letter of sampling acquisition to the DC signal
Number include direct current sampled voltage and direct current sample rate current.The sample circuit 21 can be used existing circuit and realize, for example, using
Mutual inductor samples the ac signal of the rectification circuit input end, using resistor voltage divider circuit to the rectification circuit
The DC signal of output end is sampled.
The position sensor 22 is used to obtain the rotor-position of the motor 12 according to the ac sampling signal.At this
In embodiment, the position sensor 22 is Speedless sensor.Fig. 4 is the structural schematic diagram of the Speedless sensor, institute
State Speedless sensor include sliding formwork current observer, bang-bang controller, low-pass filter (LPF, Low Pass Filter),
Magnetic linkage angle calculator and magnetic linkage angle corrector.The structure of the Speedless sensor and work are former as known to those skilled in the art
Reason, details are not described herein.
The mode controller 23 is used to obtain the work of the electric mixed power supply system of the oil according to the direct current sampled signal
Operation mode, the operating mode are constant voltage mode, constant current mode or constant power mode.Further, the mode controller 23
It is true that module, first judgment module, constant voltage mode determining module, the second judgment module, constant power mode are obtained including output power
Cover half block and constant current mode determining module.
Specifically, the output power obtains module and is used for according to the direct current sampled voltage and the direct current sample rate current
Obtain the output power of the rectification circuit 13.It, can according to the size of the direct current sampled voltage and the direct current sample rate current
To obtain the output voltage of the rectification circuit 13 and the output electric current of the rectification circuit 13, according to the rectification circuit 13
The output electric current of output voltage and the rectification circuit 13, can get the output power.The first judgment module is for sentencing
Whether the output power that breaks is less than the rated power of the electric mixed power supply system of the oil, and the rated power is that the oil electricity is mixed
Close the power of power supply system long-time stable output.The constant voltage mode determining module is used to be less than in the output power described
When rated power, determine that the operating mode is the constant voltage mode.Second judgment module is used in the output power
When not less than the rated power, judge whether the average anode current is less than the specified electricity of the electric mixed power supply system of the oil
Stream, the rated current are the electric current of the electric mixed power supply system long-time stable output of the oil.The constant power mode determines
Module is used for when the average anode current is less than the rated current, determines that the operating mode is the invariable power mould
Formula.The constant current mode determining module is used to determine the work when the average anode current is not less than the rated current
Operation mode is the constant current mode.Further, the mode controller 23 can be by exporting different digital signal or not
Same analog signal represents different operating modes.For example, according to the different Working mould of different digital signal representations is exported
Formula can represent different operating modes with two bit binary datas: constant voltage mode be represented using binary data " 00 ", using two
Binary data " 01 " represents constant current mode, represents constant power mode using binary data " 10 ".
The master controller 24 is used for according to the ac sampling signal, the direct current sampled signal, the rotor-position
And the operating mode generates control signal.In the present embodiment, the master controller 24 uses current inner loop, outer voltage
Control model, Fig. 5 is the control model figure of the master controller 24.Rectification circuit described in 24 real-time response of master controller
The voltage change of 13 DC sides stablizes the voltage of 13 DC side of rectification circuit.When the 13 DC side impact of rectification circuit
When load, the master controller 24 realizes the transmitting of energy by adjusting electric current loop.Further, high for the guarantee motor 2
The running stability of speed, the master controller 24 also add the links such as weak magnetic control and the feedforward of anti-rotation speed effect of jitter.
The master controller 24 obtains pwm control signal by PWM Algorithm.It should be noted that the embodiment of the present invention changes
It is to determine the electric mixed power supply system work of the oil according to the difference of the direct current sampled signal in different modes into point, and
The master controller 24 combines institute according to the ac sampling signal, the direct current sampled signal and the rotor-position
Stating any mode in constant voltage mode, the constant current mode and the constant power mode and generating the control signal is existing skill
Art, the master controller 24 can be central processing unit or digital processing unit.
The driving circuit 25 is used to obtain the driving signal of the rectification circuit 13 according to the control signal.The control
The driving capability of signal processed is usually very weak, thus the driving circuit 25 is needed to amplify the control signal, to obtain
The driving signal.
The working principle and technical effect of the electric mixed power supply system of oil for the present embodiment is better described, below in conjunction with figure
The DC voltage that the rectification circuit 13 exports shown in 6 is illustrated:
After the starting of engine 11 is stablized, the motor 2 is dragged with nominal torque and is generated electricity.Pass through the sample circuit 21
The ac sampling signal and the direct current sampled signal are obtained, the position sensor 22 is obtained according to the ac sampling signal
The rotor-position of the motor 2 is obtained, the mode controller 23 obtains the oil electricity mixing confession according to the direct current sampled signal
The operating mode of electric system.The master controller 24 is according to the ac sampling signal, the direct current sampled signal, the rotor
Position and the operating mode obtain pwm control signal by PWM Algorithm, and pass through 25 pairs of institutes of the driving circuit
It states control signal to amplify, obtains the driving signal of the rectification circuit 13.The rectification circuit 13 is in the driving signal
Control under, to the motor 2 output ac signal rectify, obtain stable DC signal.
With reference to Fig. 6, when unmanned plane work is at normality offline mode (time is less than 1s), the power as needed for unmanned plane is small
In the rated power of the electric mixed power supply system of the oil, i.e., the output power of the described rectification circuit 13 is less than the oil electricity mixing and supplies
The rated power of electric system, the mode controller 23 determine the electric mixed power supply system work of the oil in constant voltage mode；Work as nothing
When man-machine altitude dash (time 1s), the output power of power excursion needed for unmanned plane, i.e., the described rectification circuit 13 is not less than
The rated power of the electric mixed power supply system of oil, the mode controller 23 determine that the electric mixed power supply system work of the oil exists
Constant power mode, the battery 14 are energized to load, the output voltage moment decline of the rectification circuit 13, the rectified current
The output electric current on road 13 steeply rises；When the output electric current of the rectification circuit 13 is not less than the electric mixed power supply system of the oil
When rated current, the mode controller 23 determines that the electric mixed power supply system work of the oil in constant current mode, is effectively protected
The safety of the battery 14.Later, unmanned plane stopping is climbed, and required power becomes smaller, the output electricity of the rectification circuit 13
Pressure is gradually gone up, and the electric mixed power supply system of oil returns to constant voltage mode.
Oil electricity mixed power supply system and its power generation control, the power needed for unmanned plane provided in this embodiment become
When change, according to the difference of the direct current sampled signal, the electric mixed power supply system work of the oil can control in different modes
Under, changed power needed for adapting to the unmanned plane increases to solve the negative effect of unmanned plane load sudden change bring
The Stability and dependability of the electric mixed power supply system of oil.
Embodiment 2
The present embodiment provides a kind of electricity-generating control methods, are applied to the electric mixed power supply system of oil, the electric hybrid power supply of oil
System includes engine, motor, rectification circuit and battery.Fig. 7 is the flow chart of the electricity-generating control method, the power generation
Control method includes:
Step S71, the direct current of ac signal and the rectification circuit output end to the rectification circuit input end
Signal is sampled, and ac sampling signal and direct current sampled signal are obtained；
Step S72 obtains the rotor-position of the motor according to the ac sampling signal；
Step S73 obtains the operating mode of the electric mixed power supply system of the oil, the work according to the direct current sampled signal
Operation mode is constant voltage mode, constant current mode or constant power mode；
Step S74, according to the ac sampling signal, the direct current sampled signal, the rotor-position and the work
Operation mode generates control signal；
Step S75 obtains the driving signal of the rectification circuit according to the control signal.
Further, the direct current sampled signal includes direct current sampled voltage and direct current sample rate current.Fig. 8 is to obtain the oil
The flow chart of the operating mode of electric mixed power supply system, the operating mode for obtaining the electric mixed power supply system of the oil include:
Step S81 obtains the output of the rectification circuit according to the direct current sampled voltage and the direct current sample rate current
Power；
Step S82, judges whether the output power is less than the rated power of the electric mixed power supply system of the oil；
If the output power is less than the rated power, step S83 is executed, determines that the operating mode is the constant pressure
Mode, it is no to then follow the steps S84, judge whether the average anode current is less than the specified electricity of the electric mixed power supply system of the oil
Stream；
If the average anode current is less than the rated current, step S85 is executed, determines that the operating mode is described
Constant power mode, it is no to then follow the steps S86, determine that the operating mode is the constant current mode.
Electricity-generating control method specific implementation provided in this embodiment can refer to the description to embodiment 1, and details are not described herein.
Embodiment 3
The present embodiment provides a kind of unmanned plane, the unmanned plane includes the electric mixed power supply system of oil that embodiment 1 provides.
Above-described specific embodiment has carried out further the purpose of the present invention, technical scheme and beneficial effects
It is described in detail, it should be understood that being not intended to limit the present invention the foregoing is merely a specific embodiment of the invention
Protection scope, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done should all include
Within protection scope of the present invention.
Claims (10)
1. a kind of power generation control of the electric mixed power supply system of oil, the electric mixed power supply system of oil include engine, motor,
Rectification circuit and battery, which is characterized in that the power generation control includes:
Sample circuit, the direct current for ac signal and the rectification circuit output end to the rectification circuit input end
Signal is sampled, and ac sampling signal and direct current sampled signal are obtained；
Position sensor, for obtaining the rotor-position of the motor according to the ac sampling signal；
Mode controller, for obtaining the operating mode of the electric mixed power supply system of the oil, institute according to the direct current sampled signal
Stating operating mode is constant voltage mode, constant current mode or constant power mode；
Master controller, for according to the ac sampling signal, the direct current sampled signal, the rotor-position and the work
Operation mode generates control signal；
Driving circuit, for obtaining the driving signal of the rectification circuit according to the control signal.
2. the power generation control of the electric mixed power supply system of oil according to claim 1, which is characterized in that the direct current is adopted
Sample signal includes direct current sampled voltage and direct current sample rate current, and the mode controller includes:
Output power obtains module, for obtaining the rectified current according to the direct current sampled voltage and the direct current sample rate current
The output power on road；
First judgment module, for judging whether the output power is less than the rated power of the electric mixed power supply system of the oil；
Constant voltage mode determining module, for determining that the operating mode is when the output power is less than the rated power
The constant voltage mode；
Second judgment module, for judging the average anode current when the output power is not less than the rated power
Whether the rated current of the oil electric mixed power supply system is less than；
Constant power mode determining module, for determining the work when the average anode current is less than the rated current
Mode is the constant power mode；
Constant current mode determining module, for determining the work when the average anode current is not less than the rated current
Mode is the constant current mode.
3. the power generation control of the electric mixed power supply system of oil according to claim 1, which is characterized in that the position passes
Sensor is Speedless sensor.
4. the power generation control of the electric mixed power supply system of oil according to claim 1, which is characterized in that the main control
Device is central processing unit or digital signal processor.
5. a kind of electricity-generating control method of the electric mixed power supply system of oil, the electric mixed power supply system of oil include engine, motor,
Rectification circuit and battery, which is characterized in that the electricity-generating control method includes:
The DC signal of ac signal and the rectification circuit output end to the rectification circuit input end samples,
Obtain ac sampling signal and direct current sampled signal；
The rotor-position of the motor is obtained according to the ac sampling signal；
The operating mode of the electric mixed power supply system of the oil is obtained according to the direct current sampled signal, the operating mode is constant pressure
Mode, constant current mode or constant power mode；
Control is generated according to the ac sampling signal, the direct current sampled signal, the rotor-position and the operating mode
Signal processed；
The driving signal of the rectification circuit is obtained according to the control signal.
6. the electricity-generating control method of the electric mixed power supply system of oil according to claim 5, which is characterized in that the direct current is adopted
Sample signal includes direct current sampled voltage and direct current sample rate current, described to obtain the oil electricity mixing according to the direct current sampled signal
The operating mode of power supply system includes:
The output power of the rectification circuit is obtained according to the direct current sampled voltage and the direct current sample rate current；
Judge whether the output power is less than the rated power of the electric mixed power supply system of the oil；
If the output power is less than the rated power, it is determined that the operating mode is the constant voltage mode, is otherwise judged
Whether the average anode current is less than the rated current of the electric mixed power supply system of the oil；
If the average anode current is less than the rated current, it is determined that the operating mode is the constant power mode, no
Then determine that the operating mode is the constant current mode.
7. a kind of electric mixed power supply system of oil, which is characterized in that including engine, motor, rectification circuit, battery and right
It is required that 1 to 4 described in any item power generation controls；
The engine is for driving the motor to operate；
The motor generates the ac signal for converting mechanical energy into electric energy；
The rectification circuit is used to the ac signal being converted to the DC signal, and fills to the battery
Electricity；
The power generation control controls the rectification circuit work for generating the driving signal.
8. the electric mixed power supply system of oil according to claim 7, which is characterized in that the rectification circuit includes three IGBT
Group, the input terminal of each IGBT group are correspondingly connected with the wherein phase in the motor stator three-phase, and the first of each IGBT group is defeated
Outlet connects the anode of the battery, and the second output terminal of each IGBT group connects the cathode of the battery, each IGBT
The control terminal of group is corresponding to receive a driving signal；
The IGBT group includes the first IGBT, the 2nd IGBT and phase inverter, described in the collector of the first IGBT is used as
First output end of IGBT group, the emitter of the first IGBT connect the collector of the 2nd IGBT and as the IGBT
The input terminal of group, the grid of the first IGBT connect the output end of the phase inverter, and the input terminal of the phase inverter connects institute
The grid of the 2nd IGBT and the control terminal as the IGBT group are stated, the emitter of the 2nd IGBT is as the IGBT group
Second output terminal.
9. the electric mixed power supply system of oil according to claim 7, which is characterized in that the motor is permanent magnet synchronous motor.
10. a kind of unmanned plane, which is characterized in that including the electric mixed power supply system of the described in any item oil of claim 7 to 9.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111003188A (en) * | 2019-12-23 | 2020-04-14 | 珠海上飞航空科技有限公司 | Oil-electricity hybrid and heuristic integrated system and working process thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005295626A (en) * | 2004-03-31 | 2005-10-20 | Matsushita Electric Ind Co Ltd | Drive controller of generator |
| JP2008228433A (en) * | 2007-03-12 | 2008-09-25 | Nippon Soken Inc | Power generation controller for vehicle |
| CN104702186A (en) * | 2014-11-27 | 2015-06-10 | 南京航空航天大学 | Hybrid excitation type variable frequency AC starting generating system and control method thereof |
| CN106892124A (en) * | 2017-01-23 | 2017-06-27 | 北京瑞深航空科技有限公司 | Hybrid power unmanned plane |
| CN108190032A (en) * | 2018-02-05 | 2018-06-22 | 南京婆娑航空科技有限公司 | A kind of electronic control system and its control method of oil electricity mixing unmanned plane energy resource system |
| CN108407624A (en) * | 2018-03-12 | 2018-08-17 | 杭州赫日新能源科技有限公司 | A kind of electric vehicle composite excitation formula internal combustion power generation increases the control method of journey system |
-
2018
- 2018-08-24 CN CN201810970694.XA patent/CN109018378B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005295626A (en) * | 2004-03-31 | 2005-10-20 | Matsushita Electric Ind Co Ltd | Drive controller of generator |
| JP2008228433A (en) * | 2007-03-12 | 2008-09-25 | Nippon Soken Inc | Power generation controller for vehicle |
| CN104702186A (en) * | 2014-11-27 | 2015-06-10 | 南京航空航天大学 | Hybrid excitation type variable frequency AC starting generating system and control method thereof |
| CN106892124A (en) * | 2017-01-23 | 2017-06-27 | 北京瑞深航空科技有限公司 | Hybrid power unmanned plane |
| CN108190032A (en) * | 2018-02-05 | 2018-06-22 | 南京婆娑航空科技有限公司 | A kind of electronic control system and its control method of oil electricity mixing unmanned plane energy resource system |
| CN108407624A (en) * | 2018-03-12 | 2018-08-17 | 杭州赫日新能源科技有限公司 | A kind of electric vehicle composite excitation formula internal combustion power generation increases the control method of journey system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111003188A (en) * | 2019-12-23 | 2020-04-14 | 珠海上飞航空科技有限公司 | Oil-electricity hybrid and heuristic integrated system and working process thereof |
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